252 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



4. Thyreocoris ciliatiis (Uhl.) Soda Springs, August 24, 

 1916. 



5. Thyreocoris montanus Van D. Summit, August 24, 

 1916. 



6. Brochymena quadripustulata (Fabr.) Road near Ho- 

 berg's Resort, August 1, 1916, young; near Placerville, August 

 19, 1916, young; Niles Canyon, May 29, 1916, adults on trees. 



7. Peribalus limbolariiis Stal. Muir Woods, August 16, 

 1916. 



8. Chlorochroa congrua Uhl. Forest Hill, San Francisco, 

 June, 1916; Fallen Leaf Lake, August 21, 1916. 



9. Enschistus conspersus Uhl. San Francisco, June and 

 July, 1916; Crystal Springs, June; Yosemite, June 16, 1916. 



10. Ncottiglossa cavifrons (Stal). Mt. Diablo Park, July 

 23, 1916; near Cloverdale, August 3, 1916, on oak and man- 

 zanita; near Placerville, August 19, 1916. 



11. Cosmopepla conspicillaris (Dall.) Muir Woods, August 

 16, 1916. Crystal Springs, June 25, 1916. 



12. Eysorcoris intergrcssus Uhl. Yosemite, June 16, 1916. 



13. Thyanta custator (Fabr.) Niles Canyon, May 26, 1916; 

 Redwood Canyon, August 6, 1916; near Hoberg's Resort, 

 August 1, 1916; Yosemite, June, 1916; near Placerville, Au- 

 gust 19, 1916; Donner Lake, August 24, 1916. 



14. Murgantia histrionica (Hahn). Near Stockton, May 

 25, 1917. 



15. Banasa dimidiata (Say). Placer Co., August 20, 1916, 

 4500 feet elevation. 



16. Perillus exaptiis (Say). Donner Lake, August 24, 

 1916, one example of variety C as listed by me in 1905. 



17. Apateticus bracteatns (Fh.) Fallen Leaf Lake, August 

 21, 1916, one pale example. 



18. Anasa tristis (DeG.). San Francisco, July 1, 1916. 



19. Alydus scittdlatus Van D. Placer Co., August 20, 

 1916, 4500 feet elevation. This specimen is of a uniform 

 deep black color, with only the tip of the scutellum, the very 

 narrow base of the third antennal segment and the basal half 

 of the first tarsal segment whitish. It has exactly the form 

 and genital characters of scutcUatus and should undoubtedly 

 be referred to that species and not to pluto, which it much 

 resembles. 



